artworks on US dollars: Dollar is Art dicembre 2016A benefit auction for Fondazione Doppia Difesa at Hogan Lovells, Rome On Artribune Opiemme, Dollar is Art #1, 2016, spray su dollaro, 15,6 x 6,6 cm Opiemme, Dollar is Art #2, 2016, spray on dollar, 15,6 x 6,6 cm